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authorMashiat Sarker Shakkhar <shahriman_ams@yahoo.com>2011-11-30 01:49:08 +0600
committerMashiat Sarker Shakkhar <shahriman_ams@yahoo.com>2011-11-30 02:06:12 +0600
commite6c66fcf68eafc5fa7fe2c1b8058dda3dc123708 (patch)
tree278427b3fd8fbb3b872ff0a1a4b107f720d647e5 /libavcodec/wmalosslessdec.c
parentea0323b0fad2a0f2884329105a52f694f3a327cd (diff)
Fix some int vs. int16_t confusion
Size should be determined from bits per sample. The current code only accepts 16-bit streams.
Diffstat (limited to 'libavcodec/wmalosslessdec.c')
-rw-r--r--libavcodec/wmalosslessdec.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c
index bfc3903835..48941aef79 100644
--- a/libavcodec/wmalosslessdec.c
+++ b/libavcodec/wmalosslessdec.c
@@ -250,7 +250,7 @@ typedef struct WmallDecodeCtx {
int coefsend;
int bitsend;
int16_t coefs[256];
- int lms_prevvalues[512]; // FIXME: see above
+ int16_t lms_prevvalues[512]; // FIXME: see above
int16_t lms_updates[512]; // and here too
int recent;
} cdlms[2][9]; /* XXX: Here, 2 is the max. no. of channels allowed,
@@ -279,7 +279,7 @@ typedef struct WmallDecodeCtx {
int lpc_scaling;
int lpc_intbits;
- int channel_coeffs[2][2048];
+ int16_t channel_coeffs[2][2048]; // FIXME: should be 32-bit / 16-bit depending on bit-depth
} WmallDecodeCtx;
@@ -761,7 +761,7 @@ static void clear_codec_buffers(WmallDecodeCtx *s)
for (ich = 0; ich < s->num_channels; ich++) {
for (ilms = 0; ilms < s->cdlms_ttl[ich]; ilms++) {
memset(s->cdlms[ich][ilms].coefs , 0, 256 * sizeof(int16_t));
- memset(s->cdlms[ich][ilms].lms_prevvalues, 0, 512 * sizeof(int));
+ memset(s->cdlms[ich][ilms].lms_prevvalues, 0, 512 * sizeof(int16_t));
memset(s->cdlms[ich][ilms].lms_updates , 0, 512 * sizeof(int16_t));
}
s->ave_sum[ich] = 0;
@@ -789,7 +789,7 @@ static void reset_codec(WmallDecodeCtx *s)
static int lms_predict(WmallDecodeCtx *s, int ich, int ilms)
{
- int32_t pred = 0, icoef;
+ int16_t pred = 0, icoef;
int recent = s->cdlms[ich][ilms].recent;
for (icoef = 0; icoef < s->cdlms[ich][ilms].order; icoef++)
@@ -806,7 +806,7 @@ static int lms_predict(WmallDecodeCtx *s, int ich, int ilms)
static void lms_update(WmallDecodeCtx *s, int ich, int ilms, int32_t input, int32_t pred)
{
- int icoef;
+ int16_t icoef;
int recent = s->cdlms[ich][ilms].recent;
int range = 1 << (s->bits_per_sample - 1);
int bps = s->bits_per_sample > 16 ? 4 : 2; // bytes per sample
@@ -888,7 +888,7 @@ static void use_normal_update_speed(WmallDecodeCtx *s, int ich)
static void revert_cdlms(WmallDecodeCtx *s, int tile_size)
{
int icoef, ich;
- int32_t pred, channel_coeff;
+ int16_t pred, channel_coeff;
int ilms, num_lms;
for (ich = 0; ich < s->num_channels; ich++) {